Home / 1,271,958.68-1,907,939.10-473,136.68

Finding the Fourth Proportional to 1,271,958.68, 1,907,939.10 and 473,136.68

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Solution

The fourth proportional to 1,271,958.68, 1,907,939.10 and 473,136.68 is: 709,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,958.68 : 1,907,939.10 = 473,136.68 : x
  2. Step 2: Convert to fraction form
    1,271,958.68/1,907,939.10 = 473,136.68/x
  3. Step 3: Cross multiply
    1,271,958.68x = 1,907,939.10 × 473,136.68
  4. Step 4: Simplify right side
    1,271,958.68x = 902,715,961,876.49
  5. Step 5: Solve for x
    x = 902,715,961,876.49/1,271,958.68
  6. Step 6: Final answer
    x = 709,705.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.